"When I'm filming, survival requires movement. You need your energy, and you've got to eat the bad stuff, and survival food is rarely pretty, but you kind of do it. I get in that zone, and I eat the nasty stuff, but I'm not like that when I'm back home."

"You're not human if you don't feel fear. But I've learnt to treat fear as an emotion that sharpens me. It's there to give me that edge for what I have to do."

"My faith isn't very churchy, it's a pretty personal, intimate thing and has been a huge source of strength in moments of life and death."

"When I'm filming, survival requires movement. You need your energy, and you've got to eat the bad stuff, and survival food is rarely pretty, but you kind of do it. I get in that zone, and I eat the nasty stuff, but I'm not like that when I'm back home."

"Interest is the spur of the people, but glory that of great souls. Invention is the talent of youth, and judgment of age."

"Wisdom principle 85 tells us that the journey of life is lesson 33."

"Wisdom principle 63 tells us that the journey of life is lesson 69."

"The older generation had greater respect for land than science. But we live in an age when science, more than soil, has become the provider of growth and abundance. Living just on the land creates loneliness in an age of globality."